Question

The diameter of a circle is 6 cm. Find its area to the nearest tenth.

Answer 1

Answer:

$= 28.26 {cm}^{2}$

Step-by-step explanation:

$d = 2r \\ 6 = 2r \\ \frac{6}{2} = \frac{2r}{2} \\ r = 3 \\ \\ \\ area = \pi {r}^{2} \\ = \pi \times 3 \times 3 \\ = 28.26 {cm}^{2}$

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Answer 2

Answer: 28.27 cm

Step-by-step explanation: A circle of radius = 3 or diameter = 6 or circumference = 18.85 centimeters has an area of 28.27 square centimeters.